Nicki Minaj‘s husband, Kenneth Petty, wants to make sure he’s present for the birth of his first child.The 42-year-old New York native — who is a registered sex offender — has requested that a judge change his pretrial conditions so he can attend the birth of their baby if it occurs outside his curfew hours, according to court documents obtained by TMZ.He also requested to be able to travel with Minaj, 37, on business trips as her manager.